How do you print the result of a PostgreSQL query in CSV or TSV format from the command line?

Question

I\'d like to execute a query from the shell (not in the interactive psql client) and have it print the CSV or TSV representation of the output to STDOUT. How do you do that with

Answer 1

To specify a tsv use the delimiter '\t'

psql my_database -U myuser -F'\t' --no-align -f mysqlfile.sql -o outputfile.tsv

To specify a csv use the delimiter ','

psql my_database -U myuser -F',' --no-align -f mysqlfile.sql -o outputfile.csv